page {
  background: #000;
  text-align: center;
}
.error-bg {
  height: 100vh;
  background: #f9f9f9;
  padding-top: 20%;
  .error {
    color: red;
    font-size: 30rpx;
    width: 100%;
    text-align: center;
  }
}


.audio,.video {
  text-align: center;
  height: 100vh;
  background: #000;
  audio {
    margin-top: 20%;
    width: 100%;
  }
  video {
    margin-top: 20%;
    width: 100%;
  }
}


